For More Weather Information:

5NM SSE Islip NY

[NOTICE]

Last Update: 6:27 pm EST Feb 28, 2026
Forecast Valid: 7pm EST Feb 28, 2026-6pm EST Mar 7, 2026

Tonight

Variable winds less than 5 kt becoming N 5 to 8 kt after midnight. Patchy fog between midnight and 2am. Seas 1 ft or less.

Sunday

NNE wind 9 to 13 kt. Snow likely, mainly before 1pm. Seas around 1 ft.

Sunday Night

N wind around 16 kt, with gusts as high as 22 kt. Mostly clear. Seas around 2 ft.

Monday

N wind 8 to 13 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas 1 ft or less.

Monday Night

Variable winds less than 5 kt becoming SSE around 6 kt after midnight. Mostly clear. Seas 1 ft or less.

Tuesday

S wind 7 to 10 kt increasing to 11 to 14 kt in the afternoon. A chance of rain and snow before 10am, then rain likely. Seas 1 ft or less.

Tuesday Night

S wind 15 to 19 kt becoming SW after midnight. Rain. Seas 1 ft or less.

Wednesday

WSW wind 10 to 13 kt becoming NNE 7 to 10 kt in the afternoon. Cloudy. Seas 1 ft or less.

Wednesday Night

E wind 5 to 7 kt becoming SSE after midnight. A chance of rain. Seas 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.